import React, { Component,lazy} from 'react'
import {NavLink,Route,Routes} from 'react-router-dom' 

const Home = lazy(() => import('./Home'))
const About = lazy(()=>import('./About'))


export default class Demo extends Component {

  render() {
    
    return (
      <div>
        <div className="row">
          <div className="col-xs-offset-2 col-xs-8">
            <div className="page-header"><h2>React Router Demo</h2></div>
          </div>
        </div>

        <div className="row">
          <div className="col-xs-2 col-xs-offset-2">
            <div className="list-group">
              <NavLink className="list-group-item" to="/about">About</NavLink>
              <NavLink className="list-group-item" to="/home">Home</NavLink>
            </div>
          </div>
        </div>

        <div className='col-xs-6'>
          <div className="panel">
            <div className="panel-body">
              <Routes>
                <Route path="/about" element={<About/>}/>
                <Route path="/home" element={<Home/>}/>
              </Routes>

            </div>
          </div>
        </div>

      </div>
    )
  }

}
